body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #e8f4f8;
}

#game-container {
    border: 2px solid #333;
    box-sizing: border-box;
}

#game-container {
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}